Notes: Dimensions and Material Descriptions provided for reference only. Color may differ from image. Cross Section Diameter (in): 0.118 Inside Diameter (in): 23.78 Outside Diameter (in): 24.016 Hardness (Shore A): 60 Color: Blue Material: FKM (60) Material Description: FKM rubber is capable of service temperatures of -40 to 150C and is resistant to air, fuel (including bio-diesel), lubricants and oils. FKM rubber should not be used in applications that require resistance to water or coolant. Coating: None Color Notes: Actual o-ring color may differ from image.